Three numbers between 80 and 100 are prime numbers. what numbers are they? eight numbers between 31 and 41 are composite numbers what are they? write all the prime numbers that are odd between 30 to 50. write all the prime numbers that are even from 30 to 50. write all the composite numbers that are odd between 30 to 50. write all the composite numbers that are even between 30 to 50. describe two different ways to find 2×50×25 using mental math.

"curse these trig-loving pirates! " devora mutters as she looks at the map. then, after thinking for a moment, she walks back to the entrance of the secret cave, measuring 48 meters along the way. after performing a calculation, devora walks back to the empty treasure, faces the entrance, and turns a certain number of degrees to her left before walking 89 meters to the treasure. supposing that the angle at the cave entrance is acute and that devora's calculations were correct, how many degrees did she turn?